Features 1、Main Purpose: Change the caliber adapter ring, can be installed in front of the lens to achieve different caliber lenses share the same caliber filters, hoods, additional lenses and other accessories or to increase the lens caliber purposes. 2、Widely Used: Small caliber is male thread (connected to the lens end), large caliber is female thread (connected to a variety of filters of the same caliber UV, CPL, star lens, medium gray lens, close up lens, hood, etc). 3、Lightweight And Portable: Camera filter adapter ring kit, lightweight, easy to carry, easy to install, another can also improve some of the dark corners of the problem, to ensure that you get better. 4、8 In 1 Set: Filter ring adapter set, is a small to large change caliber adapter ring. 49mm to 82mm 8 in 1 set, to meet your needs for a variety of lenses, providing a wider range of applications. 5、Aluminum Alloy Material: This lens filter adapter ring is made of aluminum alloy, sturdy and reliable, rust resistant and drop resistant, not easy to deform. The black color appearance matches well with your camera lens. Specification Item Type: Filter Ring Adapter Material: Aluminum Alloy Adapter Ring Application: 49mm to 52mm, 52mm to 55mm, 55mm to 58mm, 58mm to 62mm, 62mm to 67mm, 67mm to 72mm, 72mm to 77mm, 77mm to 82mm Package List 8 x Filter Ring Adapter